TREA

Tatsuo Kojima

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  • Gifu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Roll for mill and method of making a roll for a mill
    • Patent number 4,961,261
    • Issue date Oct 9, 1990
    • Nippon Steel Corporation
    • Tatsuo Kojima
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Roll for mill
    • Patent number 4,817,410
    • Issue date Apr 4, 1989
    • Mitsubishi Kinzoku Kabushiki Kaisha
    • Takashi Yatsuzuka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for cutting lead wires
    • Patent number 4,436,006
    • Issue date Mar 13, 1984
    • Matsushita Electric Industrial Co., Ltd.
    • Hiromichi Nakamura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR